The Stanley Throwaway Knife series are disposable craft knives, these are ideal for precision work on card, plastic, and for many craft applications. The tapered plastic body allows precision blade control, and the blades are protected by a plastic guard to ensure safety and a longer life. When the life of the knife has been reached you simply dispose of the knife in the correct re-cycling system, as the blades are moulded to the handle are not replaceable.